IDIOMS

make peace

(idiomatic) To accept something, especially if it is considered unfavourable.

Example: To end hostilities; to reach a peace agreement.
  Both countries can rebuild now that they have made peace with each other.
  The committee made peace and agreed to go with the new plan.
  He's finally made peace with his estranged father.
  I've finally made peace with the fact that having diabetes means no more sugar.